Applies to the microphone part and earphone part of handsets, headsets or earsets for speech communications, and also to the microphone units and earphone units of built-in handsets, headsets or earsets. Establishes definitions relating to these electroacoustic transducers, standardizes the characteristics to be specified and the relevant methods of measurement.
IEC 61842 Ed. 1.0 en:2002
Original price was: $234.00.$117.00Current price is: $117.00.
Microphones and earphones for speech communications
International Electrotechnical Commission , 03/08/2002
Pages: 28
